Size: 26 * 26 * 5.5mm (aperture 4mm * 2)

Weight: 6.5g

Data retention: 50 years

Number of writes: 100,000 times

Reading distance (4 W fixed machine): 6.3 meters, (American standard) 902-928MHz, metal surface

                                                           6.5 meters, (European standard) 865-868MHz, metal surface

Reading distance (2 watt handheld): 4.5 meters, (American standard) 902-928MHz, metal surface

                                                        4.6 meters, (European standard) 865-868MHz, metal surface